Biblio

I. N. Centre for Delhi, “A water harvesting manual for urban areas : case studies from Delhi”. Centre for Science and Environment, New Delhi, India, p. iv, 35 p. : fig., 2000.

H. C. Arora and Nagpal, J. L., “Performance evaluation of defluoridation plant at Fazilpur, Gurgaon (Haryana)”, Journal of Indian Water Works Association, pp. p. 255-259: 1 fig., 1 tab., 1991.